/**
 * Created by Administrator on 2017/8/22.
 */
function getRandomInt(min, max) {
    return Math.floor(Math.random() * (max - min + 1) + min)
}

export function shuffle(arr) {
  let _arr = arr.slice()
    for (let i = 0; i < _arr.length; i++) {
            let j = getRandomInt(0, i)
            let t = _arr[i]
            _arr[i] = _arr[j]
            _arr[j] = t
  }
  return _arr
}
// 搜索节流
export function debounce(func, delay) {
  let timer
      return function (...args) {
      if (timer) {
        clearTimeout(timer)
      }
      timer = setTimeout(() => {
        func.apply(this, args)
      }, delay)
      }
}
